本文整理汇总了C#中System.Data.Common.DbDataReader.GetDouble方法的典型用法代码示例。如果您正苦于以下问题：C# DbDataReader.GetDouble方法的具体用法？C# DbDataReader.GetDouble怎么用？C# DbDataReader.GetDouble使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Data.Common.DbDataReader的用法示例。
在下文中一共展示了DbDataReader.GetDouble方法的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: SpreadsheetRowResolver
private static ExcelRow SpreadsheetRowResolver(DbDataReader dr)
{
if ((dr.IsDBNull(0) == false) && (dr.IsDBNull(1) == false))
{
return new ExcelRow
{
PaymentDossierID = (long)dr.GetDouble(0),
AffiliateSynergyId = (long)dr.GetDouble(1)
};
}
return null;
}示例2: GetDouble
public static double? GetDouble(DbDataReader reader, int index)
{
if (reader.IsDBNull(index))
return null;
else
return reader.GetDouble(index);
}示例3: ReadPayrollItemFromDataReader
private BasicPayrollItem ReadPayrollItemFromDataReader(DbDataReader reader)
{
int payrollItemId = reader.GetInt32(0);
int personId = reader.GetInt32(1);
int organizationId = reader.GetInt32(2);
int countryId = reader.GetInt32(3);
DateTime employedDate = reader.GetDateTime(4);
int reportsToPersonId = reader.GetInt32(5);
Int64 baseSalaryCents = reader.GetInt64(6);
int budgetId = reader.GetInt32(7);
bool open = reader.GetBoolean(8);
DateTime terminatedDate = reader.GetDateTime(9);
int subtractiveTaxLevelId = reader.GetInt32(10);
double additiveTaxLevel = reader.GetDouble(11);
return new BasicPayrollItem(payrollItemId, personId, organizationId, countryId, employedDate,
reportsToPersonId, baseSalaryCents, budgetId, open, terminatedDate, subtractiveTaxLevelId, additiveTaxLevel);
}示例4: FillCompatibleSettersFromReader
// Copy multiple fields from reader to SmiTypedGetterSetter
// Supports V200 code path, without damaging backward compat for V100 code.
// Main differences are supporting DbDataReader, and for binary, character, decimal and Udt types.
// Assumes caller enforces that reader and setter metadata are compatible
internal static void FillCompatibleSettersFromReader(SmiEventSink_Default sink, SmiTypedGetterSetter setters, IList<SmiExtendedMetaData> metaData, DbDataReader reader) {
for (int i = 0; i < metaData.Count; i++) {
if (reader.IsDBNull(i)) {
ValueUtilsSmi.SetDBNull_Unchecked(sink, setters, i);
}
else {
switch (metaData[i].SqlDbType) {
case SqlDbType.BigInt:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.Int64));
SetInt64_Unchecked(sink, setters, i, reader.GetInt64(i));
break;
case SqlDbType.Binary:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.ByteArray));
SetBytes_FromReader(sink, setters, i, metaData[i], reader, 0);
break;
case SqlDbType.Bit:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.Boolean));
SetBoolean_Unchecked(sink, setters, i, reader.GetBoolean(i));
break;
case SqlDbType.Char:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.CharArray));
SetCharsOrString_FromReader(sink, setters, i, metaData[i], reader, 0);
break;
case SqlDbType.DateTime:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.DateTime));
SetDateTime_Checked(sink, setters, i, metaData[i], reader.GetDateTime(i));
break;
case SqlDbType.Decimal: { // block to scope sqlReader local to avoid conflicts
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.SqlDecimal));
// Support full fidelity for SqlDataReader
SqlDataReader sqlReader = reader as SqlDataReader;
if (null != sqlReader) {
SetSqlDecimal_Unchecked(sink, setters, i, sqlReader.GetSqlDecimal(i));
}
else {
SetSqlDecimal_Unchecked(sink, setters, i, new SqlDecimal(reader.GetDecimal(i)));
}
}
break;
case SqlDbType.Float:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.Double));
SetDouble_Unchecked(sink, setters, i, reader.GetDouble(i));
break;
case SqlDbType.Image:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.ByteArray));
SetBytes_FromReader(sink, setters, i, metaData[i], reader, 0);
break;
case SqlDbType.Int:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.Int32));
SetInt32_Unchecked(sink, setters, i, reader.GetInt32(i));
break;
case SqlDbType.Money:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.SqlMoney));
SetSqlMoney_Checked(sink, setters, i, metaData[i], new SqlMoney(reader.GetDecimal(i)));
break;
case SqlDbType.NChar:
case SqlDbType.NText:
case SqlDbType.NVarChar:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.CharArray));
SetCharsOrString_FromReader(sink, setters, i, metaData[i], reader, 0);
break;
case SqlDbType.Real:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.Single));
SetSingle_Unchecked(sink, setters, i, reader.GetFloat(i));
break;
case SqlDbType.UniqueIdentifier:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.Guid));
SetGuid_Unchecked(sink, setters, i, reader.GetGuid(i));
break;
case SqlDbType.SmallDateTime:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.DateTime));
SetDateTime_Checked(sink, setters, i,metaData[i], reader.GetDateTime(i));
break;
case SqlDbType.SmallInt:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.Int16));
SetInt16_Unchecked(sink, setters, i, reader.GetInt16(i));
break;
case SqlDbType.SmallMoney:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.SqlMoney));
SetSqlMoney_Checked(sink, setters, i, metaData[i], new SqlMoney(reader.GetDecimal(i)));
break;
case SqlDbType.Text:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.CharArray));
SetCharsOrString_FromReader(sink, setters, i, metaData[i], reader, 0);
break;
case SqlDbType.Timestamp:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.ByteArray));
SetBytes_FromReader(sink, setters, i, metaData[i], reader, 0);
break;
case SqlDbType.TinyInt:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.Byte));
SetByte_Unchecked(sink, setters, i, reader.GetByte(i));
break;
case SqlDbType.VarBinary:
Debug.Assert(CanAccessSetterDirectly(metaData[i], ExtendedClrTypeCode.ByteArray));
SetBytes_FromReader(sink, setters, i, metaData[i], reader, 0);
//.........这里部分代码省略.........
示例5: ReadInternal
protected override object ReadInternal(DbDataReader reader, int ordinal, SqlRandomTableColumn columnInfo, Type asType)
{
ValidateReadType(typeof(double), asType);
if (reader.IsDBNull(ordinal))
return DBNull.Value;
return reader.GetDouble(ordinal);
}示例6: FillCompatibleSettersFromReader
internal static void FillCompatibleSettersFromReader(SmiEventSink_Default sink, SmiTypedGetterSetter setters, IList<SmiExtendedMetaData> metaData, DbDataReader reader)
{
for (int i = 0; i < metaData.Count; i++)
{
object sqlValue;
DateTimeOffset dateTimeOffset;
TimeSpan timeSpan;
ExtendedClrTypeCode code;
if (reader.IsDBNull(i))
{
SetDBNull_Unchecked(sink, setters, i);
continue;
}
switch (metaData[i].SqlDbType)
{
case SqlDbType.BigInt:
{
SetInt64_Unchecked(sink, setters, i, reader.GetInt64(i));
continue;
}
case SqlDbType.Binary:
{
SetBytes_FromReader(sink, setters, i, metaData[i], reader, 0);
continue;
}
case SqlDbType.Bit:
{
SetBoolean_Unchecked(sink, setters, i, reader.GetBoolean(i));
continue;
}
case SqlDbType.Char:
{
SetCharsOrString_FromReader(sink, setters, i, metaData[i], reader, 0);
continue;
}
case SqlDbType.DateTime:
{
SetDateTime_Checked(sink, setters, i, metaData[i], reader.GetDateTime(i));
continue;
}
case SqlDbType.Decimal:
{
SqlDataReader reader6 = reader as SqlDataReader;
if (reader6 == null)
{
break;
}
SetSqlDecimal_Unchecked(sink, setters, i, reader6.GetSqlDecimal(i));
continue;
}
case SqlDbType.Float:
{
SetDouble_Unchecked(sink, setters, i, reader.GetDouble(i));
continue;
}
case SqlDbType.Image:
{
SetBytes_FromReader(sink, setters, i, metaData[i], reader, 0);
continue;
}
case SqlDbType.Int:
{
SetInt32_Unchecked(sink, setters, i, reader.GetInt32(i));
continue;
}
case SqlDbType.Money:
{
SetSqlMoney_Checked(sink, setters, i, metaData[i], new SqlMoney(reader.GetDecimal(i)));
continue;
}
case SqlDbType.NChar:
case SqlDbType.NText:
case SqlDbType.NVarChar:
{
SetCharsOrString_FromReader(sink, setters, i, metaData[i], reader, 0);
continue;
}
case SqlDbType.Real:
{
SetSingle_Unchecked(sink, setters, i, reader.GetFloat(i));
continue;
}
case SqlDbType.UniqueIdentifier:
{
SetGuid_Unchecked(sink, setters, i, reader.GetGuid(i));
continue;
}
case SqlDbType.SmallDateTime:
{
SetDateTime_Checked(sink, setters, i, metaData[i], reader.GetDateTime(i));
continue;
}
case SqlDbType.SmallInt:
{
SetInt16_Unchecked(sink, setters, i, reader.GetInt16(i));
continue;
}
case SqlDbType.SmallMoney:
{
SetSqlMoney_Checked(sink, setters, i, metaData[i], new SqlMoney(reader.GetDecimal(i)));
//.........这里部分代码省略.........
示例7: GetDouble
public override double GetDouble(DbDataReader rd, int i)
{
return rd.GetDouble(i);
}示例8: OutputRmlTable
//.........这里部分代码省略.........
// strResult.Append("<tr class='" + strLineCssClass + "'>\r\n");
writer.WriteStartElement("tr");
WriteAttributeString(writer, "class", strLineCssClass);
// 列循环
for (j = 0; j < this.Columns.Count; j++)
{
PrintColumn000 column = this.Columns[j];
if (column.ColumnNumber < -1)
{
throw (new Exception("PrintColumn对象ColumnNumber列尚未初始化，位置" + Convert.ToString(j)));
}
string strText = "";
if (column.ColumnNumber != -1)
{
// Debug.Assert(column.ColumnNumber < data_reader.FieldCount, "");
if (string.IsNullOrEmpty(column.Eval) == false)
{
// engine.SetGlobalValue("cell", line.GetObject(column.ColumnNumber));
engine.SetGlobalValue("rowNumber", nLineCount.ToString());
engine.SetGlobalValue("currency", new PriceUtil());
strText = engine.Evaluate(column.Eval).ToString();
}
else if (column.DataType == ColumnDataType.PriceDouble)
{
if (data_reader.IsDBNull(column.ColumnNumber) == true)
strText = column.DefaultValue;
else
{
double v = data_reader.GetDouble(column.ColumnNumber);
/*
NumberFormatInfo provider = new NumberFormatInfo();
provider.NumberDecimalDigits = 2;
provider.NumberGroupSeparator = ".";
provider.NumberGroupSizes = new int[] { 3 };
strText = Convert.ToString(v, provider);
* */
strText = v.ToString("N", nfi);
}
}
else if (column.DataType == ColumnDataType.PriceDecimal)
{
if (data_reader.IsDBNull(column.ColumnNumber) == true)
strText = column.DefaultValue;
else
{
decimal v = data_reader.GetDecimal(column.ColumnNumber);
strText = v.ToString("N", nfi);
}
}
else if (column.DataType == ColumnDataType.PriceDecimal)
{
if (data_reader.IsDBNull(column.ColumnNumber) == true)
strText = column.DefaultValue;
else
{
decimal v = data_reader.GetDecimal(column.ColumnNumber);
strText = v.ToString("N", nfi);
}
}
else if (column.DataType == ColumnDataType.Price)
{示例9: ReadExpenseFromDataReader
private BasicExpenseClaim ReadExpenseFromDataReader (DbDataReader reader)
{
int expenseClaimId = reader.GetInt32(0);
int claimingPersonId = reader.GetInt32(1);
DateTime createdDateTime = reader.GetDateTime(2);
bool open = reader.GetBoolean(3);
bool attested = reader.GetBoolean(4);
bool documented = reader.GetBoolean(5);
bool claimed = reader.GetBoolean(6);
int organizationId = reader.GetInt32(7);
int geographyId = reader.GetInt32(8); // obsolete field
int budgetId = reader.GetInt32(9);
DateTime expenseDate = reader.GetDateTime(10);
string description = reader.GetString(11);
double preApprovedAmount = reader.GetDouble(12);
Int64 amountCents = reader.GetInt64(13);
bool repaid = reader.GetBoolean(14);
bool keepSeparate = reader.GetBoolean(15);
return new BasicExpenseClaim(expenseClaimId, claimingPersonId, createdDateTime,
open, attested, documented, claimed, organizationId, geographyId,
budgetId, expenseDate, description, preApprovedAmount,
amountCents, repaid, keepSeparate);
}